The part of your blood that carries digested food
plasma
Helps the clotting of the blood.
Platelets
little doorlike flaps
valves
The pressure of blood against the arteries is called ______.
blood pressure
What gives red blood cells their color?
Iron
________ carry blood to your heart.
Veins
How many quarts of blood does a child have?
three
lower chamber of the heart
ventricle
Another name for the heart
cardiac muscle
The blood travels through _____ miles of pipeline in our bodies.
60,000
What are the smallest blood vessels?
capillaries
Antibodies help fight ________.
Pathogens (germs)
supplies blood to the lungs
pulmonary artery
The expanding of arteries after each heartbeat is called ______.
Two things that will help keep the heart healthy are ____ and ____.
exercise and rest
white
A blood clot on your skin is called a _______.
scab
an upper chamber of the heart
atrium
The flow of blood throughout the body is called _______.
circulation
two large veins that enter the heart
venae cavae
The liquid part of your blood is called what?
plasma
ventricle
two large veins that enter the heart
venae cavae
An enlarged, painful vein is called a _______ vein.
varicose